Sacral-thoracic support cushion unit



FIG. 1 is a front elevation view of a sacral-thoracic support cushion unit showing my new design;

FIG. 2 is an enlarged right side elevation view thereof, the left side being a mirror image of that shown;

FIG. 3 is an enlarged top plan view thereof, the bottom view thereof, the bottom view being a mirror image of that shown; and,

FIG. 4 is an enlarged rear elevation view of one of the height adjustable pads shown separately for clarity of illustration.

The broken-line showing of environmental structure in FIG. 1 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a sacral-thoracic support cushion unit, as shown and described. 